◆ PENTAX SMC TAKUMAR 300mm F4 from Asahi Pentax, a very bright single-focus telephoto lens. ◆ This is a manual focus old lens released in 1971. ◆ All sample photos were taken with a mirrorless Fujifilm X-H1, please take a look (full-frame equivalent: 450mm, all handheld). ◆ When attached to a mirrorless camera with a mount adapter, it becomes a super-telephoto lens exceeding 450mm with an F4 brightness, which is recommended. ☆ Mount: M42 screw mount SN: 4399535 ☆ Minimum focusing distance: 5.5m ☆ Weight: 999g ◇ Optically, the lens has no scratches, mold, or balsam separation on any of the elements and is very clean, but when a strong LED light is shone on it, a very faint haze can be seen on the middle element, but this has no effect on shooting. ◇ The focus ring has moderate resistance and is smooth. ◇ The aperture blades are manual and auto-functional. ◇ There are 5 large and small dust particles that do not affect shooting. ◇ The exterior has some scratches, but is generally clean (please check the all-around photos). 【Included Accessories】 ・Φ77mm genuine logo-embossed high-quality metal front cap (beautiful condition) ・Genuine rear cap ・Φ77mm Kenko UV filter ・Hood, external slide type ・Tripod mount for tripod (bottom surface has scratches) ◇ If there is a significant oversight that affects the value of the product, please ★send a message without rating the item★. Also, please be aware that there is no warranty for product failures after the transaction is completed, as this is a used item.